21325154704

素因数分解:

$2^4\times 7^1\times {\mathrm{190403167}}^1$

素因数の和:190403182

約数の個数: 20

約数和(自身を含む): 47219985664

約数和(自身を除く): 25894830960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 190403167, 380806334, 761612668, 1332822169, 1523225336, 2665644338, 3046450672, 5331288676, 10662577352, 21325154704]

約数ペア:

[(1, 21325154704), (2, 10662577352), (4, 5331288676), (7, 3046450672), (8, 2665644338), (14, 1523225336), (16, 1332822169), (28, 761612668), (56, 380806334), (112, 190403167)]